101428193 has 2 divisors, whose sum is σ = 101428194. Its totient is φ = 101428192.

The previous prime is 101428181. The next prime is 101428199. The reversal of 101428193 is 391824101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60109009 + 41319184 = 7753^2 + 6428^2 .

It is a cyclic number.

It is not a de Polignac number, because 101428193 - 2¹⁰ = 101427169 is a prime.

It is not a weakly prime, because it can be changed into another prime (101428199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50714096 + 50714097.

It is an arithmetic number, because the mean of its divisors is an integer number (50714097).

Almost surely, 2^101428193 is an apocalyptic number.

It is an amenable number.

101428193 is a deficient number, since it is larger than the sum of its proper divisors (1).

101428193 is an equidigital number, since it uses as much as digits as its factorization.

101428193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 101428193 is about 10071.1564877128. The cubic root of 101428193 is about 466.3581413657.

The spelling of 101428193 in words is "one hundred one million, four hundred twenty-eight thousand, one hundred ninety-three".